HPGNN: Using Hierarchical Graph Neural Networks for Outdoor Point Cloud Processing. - Arulmolivarman Thieshanthan; Amashi Niwarthana; Pamuditha Somarathne; Tharindu Wickremasinghe; Ranga Rodrigo (ICPR, 2022)

MOSAIC: Masked Optimisation with Selective Attention for Image Reconstruction. - Pamuditha Somarathne; Tharindu Wickremasinghe; Amashi Niwarthana; Arulmolivarman Thieshanthan; Chamira U. S. Edussooriya; Dushan N. Wadduwage (CoRR, 2023)

Efficient and Robust Heart Rate Estimation Approach for Noisy Wearable PPG Sensors Using Ideal Representation Learning. - Amashi Niwarthana; Pamuditha Somarathne; Pierre Qian; Ken-Tye Yong; Anusha Withana (ISWC, 2024)

Appropriate Incongruity Driven Human-AI Collaborative Tool to Assist Novices in Humorous Content Generation. - Hasindu Kariyawasam; Amashi Niwarthana; Alister Palmer; Judy Kay; Anusha Withana (IUI, 2024)

Decoding Brain Structure and Gene Expression Interactions in Alzheimer's Disease Pathology. - Amashi Niwarthana; Chockalingam Kasi; Yi Hao Chan; Conghao Wang; Jagath C. Rajapakse (ICASSP, 2025)